From 03ff36aa01bd359f74cbd1f2afec569ce0b77a15 Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <ian@gcc.gnu.org>
Date: Thu, 14 Sep 2017 03:51:21 +0000
Subject: [PATCH] compiler: emit type specific functions for aliases
If we have an alias for a struct or array that requires a
type-specific function, don't emit the function with the alias name.
Emit it with the struct/array as usual.
Test case is https://golang.org/cl/62531.
Reviewed-on: https://go-review.googlesource.com/62412
From-SVN: r252747
---
gcc/go/gofrontend/MERGE | 2 +-
gcc/go/gofrontend/gogo.cc | 2 ++
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/gcc/go/gofrontend/MERGE b/gcc/go/gofrontend/MERGE
index a905f5838599..74a0dba28f7f 100644
--- a/gcc/go/gofrontend/MERGE
+++ b/gcc/go/gofrontend/MERGE
@@ -1,4 +1,4 @@
-b0a46c2cdb915ddc4a4e401af9ef6eb2bcd4d4ea
+89e46ae0cde7bebd8e97434355c5b7e57d902613
The first line of this file holds the git revision number of the last
merge done from the gofrontend repository.
diff --git a/gcc/go/gofrontend/gogo.cc b/gcc/go/gofrontend/gogo.cc
index 5dbe29da261a..adc8e8a23632 100644
--- a/gcc/go/gofrontend/gogo.cc
+++ b/gcc/go/gofrontend/gogo.cc
@@ -2498,6 +2498,8 @@ Specific_type_functions::type(Type* t)
case Type::TYPE_NAMED:
{
Named_type* nt = t->named_type();
+ if (nt->is_alias())
+ return TRAVERSE_CONTINUE;
if (t->needs_specific_type_functions(this->gogo_))
t->type_functions(this->gogo_, nt, NULL, NULL, &hash_fn, &equal_fn);
--
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